EN

Synonyms for knapweed

  • noun

Most common

star-thistle calthrop hardhead ironhead

All synonyms

Noun

1. Hardhead — any of various common weeds of, or formerly of, the genus Centaurea. Centaurea calcitrapa

star-thistle, calthrop, hardhead

Other

ironhead

Definitions

  1. n. 1

    Any of various common weeds of, or formerly of, the genus Centaurea. Centaurea calcitrapa.

Related words

Is a kind of
weed plant organism
Other spellings
napweed

Forms

Plural
knapweeds → star-thistles, calthrops, hardheads, ironheads…

Popularity over time

Word1850 → 2019Trend
knapweedrising
hardheadsteady

Use in printed books, per decade from 1850 to 2019.

By length

8 letters
calthrop, hardhead2, ironhead

The small number after each word is its number of syllables (hardhead2 = 2 syllables).

In other languages

Français
centaurée